At any point after Sequence 6, go to the Davenport Homestead. Stand next to any corner on the outside of the house, enter stealth mode to lean against the wall of the house, then press B to whistle. If done correctly, a turkey should appear. Then, highlight the turkey, and quickly press Up(2), Down(2), Left, Right, Left, Right, B, A to feed it. The turkey will now wear an assassin's hood, and follow you around.